It’s baking time! You’re set to whip up monster cookies or oatmeal dinner rollsand discover that the recipe calls for quick-cooking oats. But there are only old-fashioned oats in the cupboard.

Case in point: the humble oat. Oats come in numerous sizes, textures, and styles, and switching in one type of oat for another won’t necessarily yield positive results. “As a whole grain ...

Cover with plastic wrap or a towel and let rise until doubled, about 1 hour. Pour 1/2 cup old-fashioned oats into a food processor; pulse until fine-ground. Pour ground oats into a large bowl and ...